There is also a high potential for them to be spread through ballast water.

In addition, something needs to be done about exotic species and the problem of ballast water.

Stability has been improved, to reduce the need for ballast water.

This Convention will be a global treaty on the management of ballast water.

This guide explains the need to control and manage ballast water.

The other two managed to get under friends who doused them with ballast water.

But the biggest single mechanism, scientists believe, is the ballast water from ships.

But with so much ballast water in motion around the world, many organisms inevitably do.

Currently, regulating ballast water is more of a national, not international, endeavor.

We need better control of ship routes, and restrictions on releasing ballast water.